MPD: Project measures / variables set: Xing1 RR

Project measures / variables set: Xing1 RR

ID, description, units	MPD:24916 RR interval RR [ms]
Measures	• 6mo • 12mo • 20mo
Data set, strains	Xing1 inbred 29 strains sex: both
Procedure	ECG
Comparison	aging-study, multiple cohorts
Ontology mappings	VT:0000231 heart excitatory physiology trait MA:0000072 heart MP:0010504 abnormal RR interval

Values Means Δ Means Z-scores

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Xing1 - interval RR

ANOVA, Q-Q NORMALITY ASSESSMENT

ANOVA Summary

Factor	DF	Sum of squares	Mean sum of squares	F value	p-value (Pr>F)
age	2	413.0497	206.5248	7.4828	0.0006
sex	1	289.6769	289.6769	10.4956	0.0012
strain	22	9154.1272	416.0967	15.076	< 0.0001
age:sex	2	101.5704	50.7852	1.84	0.1594
age:strain	44	2432.8198	55.2914	2.0033	0.0002
sex:strain	22	1393.3665	63.3348	2.2947	0.0007
age:sex:strain	44	1238.9703	28.1584	1.0202	0.4373
Residuals	887	24481.1249	27.5999

Q-Q normality assessment based on residuals

INDIVIDUAL MEASURES

Project	ID		Treatment	Measure / Variable Description	Panel	Strains tested	Sex	Age
Xing1	24916	ECG	(none)	interval RR [ms] at age 6mo RR_M06	inbred	28	both	26wks
Xing1	24917	ECG	(none)	interval RR [ms] at age 12mo RR_M12	inbred	28	both	52wks
Xing1	24918	ECG	(none)	interval RR [ms] at age 20mo RR_M20	inbred	27	both	87wks